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In this activity, learners mark their height on a height chart and discover how tall they are in nanometers.

In this artistic activity, learners blow up a smaller picture into a larger one, by using a grid.

In this nutrition activity, learners explore food labels and consider the nutritional value of foods. Learners also explore units of measurement commonly used on food labels.

In this activity (on pages 22-33), learners do the kind of work genetic scientists do, sorting and comparing (images of) genetic material strands called chromosomes.

In this activity (on pages 2-8), learners experience how scientists use classification in their study of animals.

In this "gross" activity (on pages 34-46), learners make a life-size model of a human digestive tract, and follow the life of a beef tapeworm as it makes its way through.